Information Technology - Principal Technologist (Application Security Architect)

Role summary

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The Principal Technologist (Application Security Architect) is expected to lead application security architecture across Singapore Airlines’ technology environment. Requirements typically include a degree in computer science, information security, or a related field, substantial experience in application security and enterprise architecture, and strong knowledge of secure software development, cloud security, threat modelling, identity management, and security standards. The successful candidate should be able to define security principles, review designs, guide development teams, manage risks, and influence technology decisions across the organisation. Strong communication, stakeholder-management, analytical, and leadership skills are essential, along with relevant certifications such as CISSP, CSSLP, or SABSA.

About the employer

Singapore Airlines is the flag carrier of Singapore and one of the world’s best-known full-service airlines. Its network connects Singapore with major destinations across Asia, Europe, the Americas, Africa, and the South Pacific, supported by regional operations through Scoot, its low-cost subsidiary. The airline is recognised for premium service, operational excellence, modern aircraft, and strong investment in digital technology. Its workforce includes aviation specialists, engineers, customer-service professionals, corporate teams, and technology experts. Singapore Airlines places considerable emphasis on safety, innovation, service quality, sustainability, and employee development. Technology roles contribute to areas such as cybersecurity, applications, data, digital customer experiences, aircraft operations, and enterprise systems. Employees generally work in a highly structured, international environment where collaboration, continuous improvement, and high professional standards are valued.

Working in Singapore

Singapore is a compact, highly connected island city-state with strong opportunities in aviation, technology, finance, healthcare, logistics, engineering, and hospitality. The culture is multicultural, with English widely used alongside Mandarin, Malay, and Tamil. Residents enjoy efficient public transport, safe neighbourhoods, excellent food, shopping, parks, and a warm tropical climate. Housing can be expensive, particularly in central areas, so newcomers often compare private rentals with shared accommodation or housing farther from the business districts. Employment Pass eligibility depends on salary, qualifications, and the employer’s application; employers normally sponsor the process. S Pass options may apply to some mid-skilled roles, subject to quotas and salary requirements. New arrivals should arrange health insurance, banking, accommodation, and tax registration, and should check current Ministry of Manpower rules before relocating. Singapore’s international schools and healthcare facilities are generally well regarded.